from tkinter import*


root=Tk()
root.title("ИТ марафон")
root.geometry("500x500")

canvas=Canvas(bg="white",width=500,height=500)
canvas.pack(anchor=CENTER,expand=1)



x=int(input("x="))
y=int(input("y="))
a=int(input("a="))



canvas.create_polygon((x,y),(x+10*a,y),(x+10*a,y),(x+10*a,y+10*a),(x+20*a,y+10*a),(x+20*a,y),(x+30*a,y),(x+30*a,y+20*a),(x,y+20*a),(x,y))










root.mainloop()